Question

Hans is going to set bricks in sand to make a circular base for a screen house. The diameter of the base will be 14 feet. He enclose the circular area with a plastic edging before he puts In a layer of sand. How much plastic edging does he need ?

Answer 1

He wants  44 feet plastic edging.

Explanation

Hand is setting up a circular  base for a screen house and the dimensions of the circular base is given. we have to find out the length of plastic edging that encloses the base.The length of the edging will be the circumference of the circular base.

diameter of the base=14 feet

radius of the base=diameter/2=14/7=7 feet

$circumference=2\pi r\\=2*3.14*7=44 feet$

The length of the plastic edging is 44 feet.